package com.example.pjy.mapper;

import com.example.pjy.pojo.User1;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.apache.ibatis.annotations.Update;

@Mapper
public interface UserMapper {


    //根据用户名查询用户
    @Select("select * from user1 where username=#{username}")
    User1 findByUserName(String username);

    //添加
    @Insert("insert into user1(username,password,create_time,update_time)" +
            "values(#{username},#{password},now(),now())")
    void add(String username,String password);

    @Update("update user1 set nickname=#{nickname},email=#{email},update_time=#{updateTime} where id=#{id}")
    void update(User1 u1);
}
